122 lines
2.8 KiB
C
122 lines
2.8 KiB
C
/*
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* Copyright (c) 2005, 2012, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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#include <stdio.h>
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#include <string.h>
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#include <jni.h>
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#include "jli_util.h"
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/*
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* Returns a pointer to a block of at least 'size' bytes of memory.
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* Prints error message and exits if the memory could not be allocated.
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*/
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void *
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JLI_MemAlloc(size_t size)
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{
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void *p = malloc(size);
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if (p == 0) {
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perror("malloc");
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exit(1);
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}
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return p;
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}
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/*
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* Equivalent to realloc(size).
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* Prints error message and exits if the memory could not be reallocated.
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*/
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void *
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JLI_MemRealloc(void *ptr, size_t size)
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{
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void *p = realloc(ptr, size);
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if (p == 0) {
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perror("realloc");
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exit(1);
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}
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return p;
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}
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/*
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* Wrapper over strdup(3C) which prints an error message and exits if memory
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* could not be allocated.
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*/
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char *
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JLI_StringDup(const char *s1)
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{
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char *s = strdup(s1);
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if (s == NULL) {
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perror("strdup");
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exit(1);
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}
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return s;
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}
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/*
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* Very equivalent to free(ptr).
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* Here to maintain pairing with the above routines.
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*/
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void
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JLI_MemFree(void *ptr)
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{
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free(ptr);
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}
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/*
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* debug helpers we use
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*/
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static jboolean _launcher_debug = JNI_FALSE;
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void
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JLI_TraceLauncher(const char* fmt, ...)
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{
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va_list vl;
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if (_launcher_debug != JNI_TRUE) return;
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va_start(vl, fmt);
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vprintf(fmt,vl);
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va_end(vl);
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}
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void
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JLI_SetTraceLauncher()
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{
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if (getenv(JLDEBUG_ENV_ENTRY) != 0) {
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_launcher_debug = JNI_TRUE;
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JLI_TraceLauncher("----%s----\n", JLDEBUG_ENV_ENTRY);
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}
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}
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jboolean
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JLI_IsTraceLauncher()
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{
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return _launcher_debug;
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}
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int
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JLI_StrCCmp(const char *s1, const char* s2)
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{
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return JLI_StrNCmp(s1, s2, JLI_StrLen(s2));
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}
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